Semiconductor Capacitor Model

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Semiconductor Capacitor Model

The capacitor model contains process information that may be used to compute the capacitance from strictly geometric information.

name

parameter

units

default

example

CJ

junction bottom capacitance

F/meter/meter

-

5e-5

CJSW

junction sidewall capacitance

F/meter

-

2e-11

DEFW

default device width

meters

1e-6

2e-6

NARROW

narrowing due to side etching

meters

0

1e-7

The capacitor has a capacitance computed as